<!DOCTYPE html>
<html lang="en">
<head>
	<meta charset="UTF-8">
	<title>Hello PWA</title>
	<meta name="viewport" content="width=device-width, user-scalable=no, initial-scale=1.0, maximum-scale=1.0, minimum-scale=1.0">
	<link rel="stylesheet" href="main.css">
	<link rel="manifest" href="manifest.json">
</head>
<body>
<h3>Hello PWA</h3>
</body>
<script>
	// 检测浏览器是否支持SW
	if(navigator.serviceWorker != null){
		navigator.serviceWorker.register('sw.js')
			.then(function(registartion){
				console.log('支持sw:',registartion.scope)
			})
	}
</script>
</html>